#ifndef MONO_COMMON_DATETIMEFORMAT_H_
#define MONO_COMMON_DATETIMEFORMAT_H_
#include <string>

namespace mono {

/*!
* Definition of date/time formats and various
* constants used by DateTimeFormatter and DateTimeParser.
*/

class  DateTimeFormat {
public:
	
	
	/*!
	* The date/time format defined in the ISO 8601 standard.
	*
	* Examples: 
	*   2005-01-01T12:00:00+01:00
	*   2005-01-01T11:00:00Z
	*/
	static const std::string ISO8601_FORMAT;
	
	/*!
	* The date/time format defined in the ISO 8601 standard,
	* with fractional seconds.
	*
	* Examples: 
	*   2005-01-01T12:00:00.000000+01:00
	*   2005-01-01T11:00:00.000000Z
	*/
	static const std::string ISO8601_FRAC_FORMAT;
	
	/*!
	* The date/time format defined in RFC 822 (obsoleted by RFC 1123).
	*
	* Examples: 
	*   Sat, 1 Jan 05 12:00:00 +0100
	*   Sat, 1 Jan 05 11:00:00 GMT
	*/
	static const std::string RFC822_FORMAT;
	
	/*!
	* The date/time format defined in RFC 1123 (obsoletes RFC 822).
	*
	* Examples: 
	*   Sat, 1 Jan 2005 12:00:00 +0100
	*   Sat, 1 Jan 2005 11:00:00 GMT
	*/
	static const std::string RFC1123_FORMAT;
	
	/*!
	* The date/time format defined in the HTTP specification (RFC 2616),
	* which is basically a variant of RFC 1036 with a zero-padded day field.
	*
	* Examples: 
	*   Sat, 01 Jan 2005 12:00:00 +0100
	*   Sat, 01 Jan 2005 11:00:00 GMT
	*/
	static const std::string HTTP_FORMAT;

	/*!
	* The date/time format defined in RFC 850 (obsoleted by RFC 1036).
	*
	* Examples: 
	*   Saturday, 1-Jan-05 12:00:00 +0100
	*   Saturday, 1-Jan-05 11:00:00 GMT
	*/
	static const std::string RFC850_FORMAT;

	/*!
	*The date/time format defined in RFC 1036 (obsoletes RFC 850).
	*
	* Examples: 
	*   Saturday, 1 Jan 05 12:00:00 +0100
	*   Saturday, 1 Jan 05 11:00:00 GMT
	*/
	static const std::string RFC1036_FORMAT;

	/*!
	* The date/time format produced by the ANSI C asctime() function.
	*
	* Example: 
	*   Sat Jan  1 12:00:00 2005
	*/
	static const std::string ASCTIME_FORMAT;
	
	/*!
	* A simple, sortable date/time format.
	*
	* Example:
	*   2005-01-01 12:00:00
	*/
	static const std::string SORTABLE_FORMAT;

	//! names used by formatter and parser
	//! English names of week days (Sunday, Monday, Tuesday, ...).
	static const std::string WEEKDAY_NAMES[7];
	static const std::string WEEKDAY_SHORT_NAMES[7];	
	//! English names of months (January, February, ...).	
	static const std::string MONTH_NAMES[12];
	static const std::string MONTH_SHORT_NAMES[12];	
};


} 


#endif 
